The Nozzle,welding, cataloged under National Stock Number 3431-01-102-7834, is classified within Federal Supply Class 3431 (Electric Arc Welding Equipment) of the Metalworking Machinery (continued) group. The manufacturer of record is Cni Ceramic Nozzles Inc Dba Cni. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3431-01-102-7834 |
| Primary Part Number | 14N66 |
| Item Name | Nozzle,welding |
| FSC / FSG | 3431 / 34 — Electric Arc Welding Equipment |
| Manufacturer | Cni Ceramic Nozzles Inc Dba Cni |
| Status | ACTIVE |
| Commercial Size | 5 |
| Welding Process for Which Designed | ELECTRIC ARC |
| Material | ALUMINA |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 14N66 | Cni Ceramic Nozzles Inc Dba Cni (USA) |
| 14N66 | Welding Nozzle Intl Inc (USA) |
| Reference | Meaning |
|---|---|
| 14N66 | 3/2 Design control — primary reference U.S. Government activity |
| 14N66 | 5/9 Secondary reference Linde Canada Inc |
| 14N66 | 5/9 Secondary reference L-Tec Welding and Cutting Systems |
NSN 3431-01-102-7834 is a Nozzle,welding, manufactured by Cni Ceramic Nozzles Inc Dba Cni, classified under FSC 3431, Electric Arc Welding Equipment. Status: active.
NSN 3431-01-102-7834 has 2 manufacturer part numbers on file: 14N66 (Cni Ceramic Nozzles Inc Dba Cni), 14N66 (Welding Nozzle Intl Inc).
Key specifications for 14N66: Commercial Size: 5; Welding Process for Which Designed: ELECTRIC ARC; Special Features: HIGH IMPACT; O/A LG 1.312 IN.; 0.625 IN. END DIAMETER; USED ON TORCH HW-9 IN; Material: ALUMINA. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.